31655680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{3533}}^1$

素因数の和:3561

約数の個数: 72

約数和(自身を含む): 86681952

約数和(自身を除く): 55026272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 3533, 4480, 7066, 8960, 14132, 17665, 24731, 28264, 35330, 49462, 56528, 70660, 98924, 113056, 123655, 141320, 197848, 226112, 247310, 282640, 395696, 452224, 494620, 565280, 791392, 904448, 989240, 1130560, 1582784, 1978480, 2261120, 3165568, 3956960, 4522240, 6331136, 7913920, 15827840, 31655680]

約数ペア:

[(1, 31655680), (2, 15827840), (4, 7913920), (5, 6331136), (7, 4522240), (8, 3956960), (10, 3165568), (14, 2261120), (16, 1978480), (20, 1582784), (28, 1130560), (32, 989240), (35, 904448), (40, 791392), (56, 565280), (64, 494620), (70, 452224), (80, 395696), (112, 282640), (128, 247310), (140, 226112), (160, 197848), (224, 141320), (256, 123655), (280, 113056), (320, 98924), (448, 70660), (560, 56528), (640, 49462), (896, 35330), (1120, 28264), (1280, 24731), (1792, 17665), (2240, 14132), (3533, 8960), (4480, 7066)]